Dead crabs can not be eaten, dead crabs another important cause of poisoning is bacterial infection, wild river crabs living environment is not as good as the artificial and marine crabs living environment, once the death of bacteria inside and outside of the body will reproduce in large quantities, decomposition of the crab meat, and produce toxins. The risk of bacterial infection is higher, and bacterial infection is more likely to occur after consumption.
Expanded information:
Eating is the harmful effects of crab
Crab mainly to eat the water corruption of dead fish, dead shrimp for a living, crabs with gills breathing, gill slits in the sludge, weeds and other substances often stay in the body is infected with a lot of bacteria, crabs are alive, the bacteria can be with the body of the metabolism When the crab is alive, the bacteria can be discharged from the body with the body metabolism, once the death of the body of bacteria will be a large number of reproduction and decomposition of crab meat, some bacteria will produce toxins, dead crabs are easy to eat after the phenomenon of poisoning.
With the prolongation of the crab death time, the crab body accumulates more and more histamine, more and more poisonous gas, even if the crab cooked, this toxin is not easy to be destroyed. Eating such dead crabs will cause food poisoning, common manifestations of nausea, vomiting, abdominal pain, diarrhea; serious cases can occur dehydration, electrolyte disorders, convulsions, and even shock, coma, sepsis and so on.